Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGeoff Vaughan
#427 · 1:21:24 · M61 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialHenry C Bush
#425 · 1:16:22 · M12 · Group T · INV
Wave start 8:18 AM (T-INV)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Geoff (M-INV) started at 8:13 AM; Henry (T-INV) started at 8:18 AM. That gave Geoff a 5 minutes head start on Henry. On foot, Geoff ran 1:21:24 and Henry ran 1:16:22 — Henry was 5:02 faster than Geoff. Geoff took official place 427th (time-based 690th) and Henry took official place 425th (time-based 535th). Henry was faster on foot and finished ahead on the official clock too. Biggest swing: Henry gained 2:57 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Geoff Vaughan (M-INV) started 5 min earlier than Henry (T-INV).
- Overall place Δ
- +2
- Actual time Δ
- +5:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Geoff earlier)
- Finish clock Δ
- +0:02
- Section place Δ
- +6
Δ = Geoff − Henry. Negative means Geoff is ahead/faster.
Race timeline
Computed- Geoff (M-INV) started at 8:13 AM.
- Henry (T-INV) started at 8:18 AM, 5:00 later.
- Actual running time: Henry was 5:02 faster on foot than Geoff.
- Finish clock: Henry crossed the line 0:02 ahead of Geoff — Henry wins this head-to-head.
Δ (A − B): actual +5:02 · finish clock +0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Geoff | Henry | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:05 | 8:54 | +1:11 |
| Stairs to Windy Gap | 7:21 | 6:33 | +0:48 |
| Windy Gap to Muir Woods | 6:20 | 6:07 | +0:13 |
| Muir Woods to Cardiac | 32:13 | 29:16 | +2:57 |
| Cardiac to White Gate | 15:36 | 16:01 | -0:25 |
| White Gate to The Stile | 7:29 | 7:19 | +0:10 |
| The Stile to Finish | 2:20 | 2:12 | +0:08 |
Δ negative = Geoff ran the segment faster.